test_template_test() — flask Function Reference

Architecture documentation for the test_template_test() function in test_templating.py from the flask codebase.

Function python ApplicationCore ExtensionRegistry

Entity Profile

ApplicationCore→ ExtensionRegistry→ test_template_test() — flask Function Reference

Dependency Diagram

graph TD
  d4d6cd18_5363_3197_97ca_c6a52fd66014["test_template_test()"]
  b3595fee_7041_96b0_f59f_4080381c7deb["test_templating.py"]
  d4d6cd18_5363_3197_97ca_c6a52fd66014 -->|defined in| b3595fee_7041_96b0_f59f_4080381c7deb
  style d4d6cd18_5363_3197_97ca_c6a52fd66014 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

tests/test_templating.py lines 241–272

def test_template_test(app):
    @app.template_test()
    def boolean(value):
        return isinstance(value, bool)

    assert "boolean" in app.jinja_env.tests.keys()
    assert app.jinja_env.tests["boolean"] == boolean
    assert app.jinja_env.tests["boolean"](False)

    @app.template_test
    def boolean_2(value):
        return isinstance(value, bool)

    assert "boolean_2" in app.jinja_env.tests.keys()
    assert app.jinja_env.tests["boolean_2"] == boolean_2
    assert app.jinja_env.tests["boolean_2"](False)

    @app.template_test("my_boolean_custom_name")
    def boolean_3(value):
        return isinstance(value, bool)

    assert "my_boolean_custom_name" in app.jinja_env.tests.keys()
    assert app.jinja_env.tests["my_boolean_custom_name"] == boolean_3
    assert app.jinja_env.tests["my_boolean_custom_name"](False)

    @app.template_test(name="my_boolean_custom_name_2")
    def boolean_4(value):
        return isinstance(value, bool)

    assert "my_boolean_custom_name_2" in app.jinja_env.tests.keys()
    assert app.jinja_env.tests["my_boolean_custom_name_2"] == boolean_4
    assert app.jinja_env.tests["my_boolean_custom_name_2"](False)